What are the advantages and disadvantages of mixed marriages advantages 1-children can have two passports. a-it's easy to have a visa which most people worry about. 2-to know another language and broaden your mind about new cultures 3-travel and discover another country. 4-children will be bi-lingual. easy to find a good job almost of companies always like the people who know the foreign language. disadvantages of this marriage t problem is children. Couples with different religious beliefs may not agree on which faith to teach their children. . the problems children would have to face because of their parents' decisions. difficult to choose the country in which you have to live with your spouse. Every person needs to be near his home, his family and live with his own traditions and culture. woman generally chooses the way of her husband and then leaves home .